Sample KKDI8

NavDat sample number 16066 · ANDESITE

Sample

Sample ID	KKDI8
Rock name	ANDESITE
Rock type	VOLCANIC
Composition	INTERMEDIATE
Material	IGNEOUS

Location

Latitude	45.964
Longitude	-122.784
State / province	Washington

Age

Age (Ma)	Error	Min	Max	Geologic age	Dated by
36		35	37

Analyses

Whole rock

Item	Value	Std. dev.	Unit	Method
SIO2	62.18		WT%	XRF
TIO2	1.31		WT%	XRF
AL2O3	15.74		WT%	XRF
FEOT	7.78		WT%	XRF
MNO	0.14		WT%	XRF
MGO	2.27		WT%	XRF
CAO	5.49		WT%	XRF
NA2O	3.16		WT%	XRF
K2O	1.65		WT%	XRF
P2O5	0.28		WT%	XRF
TOTAL	99.99		WT%	XRF

References

Phillips-William-M (compiler) (1987) Geologic map of the Vancouver Quadrangle, Washington and Oregon. Open-File Report - Washington (State). Division of Geology and Earth Resources. 1987.